3 Most Amazing Advancements in Air TravelIt is hard to believe that it wasn't really that long ago that airplanes were just a fantasy conjured up by men and women who dreamed of one day taking to the sky. We went from two-passenger planes to enormous planes that can carry hundreds of passengers, and we went from flying being a privilege for the elite to something that almost everyone can afford to do. Air travel is an industry that is always changing, growing and improving, so we have not even begun to see just how far it can take us....